RECOVERY BUMPER DEVICE FOR LOADING DOCK INSTALLATION, QUAY INSTALLATION COMPRISING THE SAME, AND METHOD OF USING THE SAME

摘要

A retractable stop device (1) for a platform (55) comprises a chassis (5), a mobile stop (8) which is movable relative to the chassis (5) between the retracted and deployed positions, the means of displacement of the stop (8) between said positions, and means for controlling said displacement means. The device of the stop member (1) also comprises means for determining the condition of safety in order to determine whether at least one condition of safety, chosen from the state of the opening / closing the door of the platform (3) and the presence / absence of a vehicle (56) is satisfied, and the determination means are coupled to said control means so that the stop member (8) is placed in the deployed position when the door of the platform (3) is closed and / or in the absence of a vehicle (56), and in the retracted position when the door of the platform (3) is open and / or in the presence of a vehicle (56).